Portion of a dental unit control enclosure



FIG. 1 is a perspective view of a portion of a dental unit control enclosure showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is an opposite side view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a rear view thereof.

The broken lines immediately adjacent to the claimed areas in the views represent the boundaries of the claimed design. The broken lines form no part of the claimed design. 

The ornamental design for a portion of a dental unit control enclosure, as shown and described. 